Résumé
AA 2124 Aluminum Alloy and AA 2198 Aluminum Alloy are both aluminum alloys commonly used in engineering applications. 2124 Aluminum offers a tensile strength of 420.5 MPa compared to 2198 Aluminum's 157 MPa.
Key Differences
- ◆ {'alloy_a': '420.5 MPa', 'alloy_b': '157 MPa', 'property': 'Tensile Strength'}
- ◆ {'alloy_a': '252 MPa', 'alloy_b': '452 MPa', 'property': 'Yield Strength'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': 'N/A', 'property': 'Hardness (Brinell)'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': 'N/A', 'property': 'Density'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': 'N/A', 'property': 'Melting Point'}
- ◆ {'alloy_a': '5/10', 'alloy_b': '3/10', 'property': 'Strength Rating'}
- ◆ {'alloy_a': '6/10', 'alloy_b': '6/10', 'property': 'Corrosion Rating'}
- ◆ {'alloy_a': '7/10', 'alloy_b': '7/10', 'property': 'Cost Rating'}
- ◆ {'alloy_a': '8/10', 'alloy_b': '8/10', 'property': 'Machinability Rating'}
- ◆ {'alloy_a': '4/10', 'alloy_b': '4/10', 'property': 'Temperature Rating'}
- ◆ {'alloy_a': '9/10', 'alloy_b': '9/10', 'property': 'Weight Rating'}
Ratings Comparison
Strength
AA 2124 Aluminum Alloy
5/10
AA 2198 Aluminum Alloy
3/10
Corrosion Resistance
AA 2124 Aluminum Alloy
6/10
AA 2198 Aluminum Alloy
6/10
Lightweight
AA 2124 Aluminum Alloy
9/10
AA 2198 Aluminum Alloy
9/10
Machinability
AA 2124 Aluminum Alloy
8/10
AA 2198 Aluminum Alloy
8/10
Cost Efficiency
AA 2124 Aluminum Alloy
7/10
AA 2198 Aluminum Alloy
7/10
Temperature Resistance
AA 2124 Aluminum Alloy
4/10
AA 2198 Aluminum Alloy
4/10
Properties Comparison
| Property | AA 2124 Aluminum Alloy | AA 2198 Aluminum Alloy |
|---|---|---|
| Metal Base | Aluminum | Aluminum |
| Tensile Strength | 420.5 MPa | 157.0 MPa |
| Yield Strength | 252.0 MPa | 452.0 MPa |
| Elongation | 86.5 % | — |
| Hardness (Brinell) | — | — |
| Elastic Modulus | — | — |
| Density | — | — |
| Melting Point | — | — |
| Thermal Conductivity | — | — |
| Weldable | — | — |
| Heat Treatable | — | — |
| Magnetic | — | — |
When to Use AA 2124 Aluminum Alloy
Choose 2124 Aluminum when you need superior strength.
When to Use AA 2198 Aluminum Alloy
Choose 2198 Aluminum when your application specifically requires this aluminum alloy's unique combination of properties and industry certifications.
Frequently Asked Questions
Which is stronger, 2124 or 2198?
2124 has a tensile strength of 420.5 MPa while 2198 reaches 157 MPa, making 2124 the stronger alloy in ultimate tensile terms. For yield strength, 2124 is rated at 252 MPa versus 452 MPa for 2198.
Does 2124 or 2198 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 6/10.
Is 2124 or 2198 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, 2124 scores 8/10 and 2198 scores 8/10.
Which is more cost-effective, 2124 or 2198?
Both alloys are similarly priced with a cost rating of 7/10.
Can I use 2124 instead of 2198 for aerospace applications?
Strength ratings: 2124 5/10 vs 2198 3/10. Always validate substitution against your specific design codes and operating conditions.